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EP0220810A1 - Ethers insecticides - Google Patents

Ethers insecticides Download PDF

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Publication number
EP0220810A1
EP0220810A1 EP86306586A EP86306586A EP0220810A1 EP 0220810 A1 EP0220810 A1 EP 0220810A1 EP 86306586 A EP86306586 A EP 86306586A EP 86306586 A EP86306586 A EP 86306586A EP 0220810 A1 EP0220810 A1 EP 0220810A1
Authority
EP
European Patent Office
Prior art keywords
compound
dimethyl
hydrogen
fluoro
formula
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP86306586A
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German (de)
English (en)
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EP0220810B1 (fr
Inventor
Alan John Whittle
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Imperial Chemical Industries Ltd
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Imperial Chemical Industries Ltd
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Publication date
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Priority to AT86306586T priority Critical patent/ATE53831T1/de
Publication of EP0220810A1 publication Critical patent/EP0220810A1/fr
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Publication of EP0220810B1 publication Critical patent/EP0220810B1/fr
Anticipated expiration legal-status Critical
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/54—Quaternary phosphonium compounds
    • C07F9/5456—Arylalkanephosphonium compounds
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N31/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic oxygen or sulfur compounds
    • A01N31/08—Oxygen or sulfur directly attached to an aromatic ring system
    • A01N31/14—Ethers
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/257—Ethers having an ether-oxygen atom bound to carbon atoms both belonging to six-membered aromatic rings
    • C07C43/267—Ethers having an ether-oxygen atom bound to carbon atoms both belonging to six-membered aromatic rings containing other rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/257—Ethers having an ether-oxygen atom bound to carbon atoms both belonging to six-membered aromatic rings
    • C07C43/285—Ethers having an ether-oxygen atom bound to carbon atoms both belonging to six-membered aromatic rings having unsaturation outside the six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/257—Ethers having an ether-oxygen atom bound to carbon atoms both belonging to six-membered aromatic rings
    • C07C43/29—Ethers having an ether-oxygen atom bound to carbon atoms both belonging to six-membered aromatic rings containing halogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/257—Ethers having an ether-oxygen atom bound to carbon atoms both belonging to six-membered aromatic rings
    • C07C43/295—Ethers having an ether-oxygen atom bound to carbon atoms both belonging to six-membered aromatic rings containing hydroxy or O-metal groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/30—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with halogen containing compounds, e.g. hypohalogenation
    • C07C45/305—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with halogen containing compounds, e.g. hypohalogenation with halogenochromate reagents, e.g. pyridinium chlorochromate
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C47/00—Compounds having —CHO groups
    • C07C47/20—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms
    • C07C47/277—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms containing ether groups, groups, groups, or groups

Definitions

  • This invention relates to novel ethers useful as insecticides and their preparation, to insecticidal compositions thereof and to methods of combating and controlling insect pests therewith.
  • the invention provides compounds of formula : wherein W represents hydrogen or one or two substituents selected from halo, alkyl of up to four carbon atoms, alkoxy of up to four carbon atoms, and fluoroalkyl of up to four carbon atoms; X and X1 both represent hydrogen or together represent a second bond between the adjacent carbon atoms; Y represents hydrogen or halogen; Z represents hydrogen, halogen or alkyl of up to four carbon atoms; and R1 and R2 each represent hydrogen or alkyl of up to four carbon atoxs, or R1 and R2 together represent an alkylene group of from two to five carbon atoms.
  • Preferred compounds of formula I are those wherein W is selected from hydrogen, fluoro, chloro, methyl, methoxy, ethoxy or trifluoromethyl; X and X1 each represent hydrogen or together represent a second bond between the adjacent carbon atoms; Y is hydrogen or fluoro; Z is hydrogen, and R1 and R2 are methyl or ethyl or together represent the group -CH2-CH2-.
  • More preferred compounds of formula I are those wherein W represents hydrogen or a 4-fluoro, 4-chloro, 4-­methyl or 4-methoxy group, X and X1 represent a second bond between the adjacent carbon atoms, Y is hydrogen or 4-fluoro, Z is hydrogen and R1 and R2 are both methyl.
  • W represents hydrogen or a 4-fluoro, 4-chloro, 4-­methyl or 4-methoxy group
  • X and X1 represent a second bond between the adjacent carbon atoms
  • Y is hydrogen or 4-fluoro
  • Z is hydrogen and R1 and R2 are both methyl.
  • Such compounds contain a double bond giving rise to Z and E isomers.
  • E isomers appear to be more insecticidally useful than Z isomers although products containing a mixture of Z and E isomers may also be useful, and the present invention includes within its scope all isomeric forms in isolation, and mixtures of isomers, of the compounds of formula I.
  • R4 the group of formula is referred to hereinafter as "R4" and the group of formula : is referred to as "R3".
  • the compounds of the invention may be prepared by reacting an aldehyde of formula : OCH-CR1R2-CH2OCH2R4 wherein R1, R2 and R4 are as defined hereinabove, with a triphenylphosphonium salt of formula : R3CH2P(Ph)3+.Hal ⁇ where R3 is as defined hereinabove and Hal ⁇ represent a halide ion, in the presence of a base e.g. an alkali metal alkoxide, under the conditions of the Wittig reaction.
  • the E and Z isomers may be separated by e.g. chromatographic means.
  • the invention includes in a further aspect compounds of formula : OCH-CR1R2-CH2OCH2R4 which have not previously been described as useful intermediates in the preparation of the ethers of the invention. They may be prepared by oxidation of novel compounds of formula : HOCH2-CR1R2-CH2OCH2R4 wherein R1, R2 and R4 are as defined hereinabove.
  • a suitable oxidising agent is pyridinium chlorochromate.
  • the invention includes the compounds of formula : HOCH2-CR1R2-CH2OCH2R4 useful as intermediates herein.
  • These compounds can be prepared by reacting a benzyl halide of formula R4-Q (where Q is halo, preferably chloro or bromo) with a diol of formula : HOCH2-CR1R2-CH2OH in the presence of a base, e.g. sodium hydride.
  • a base e.g. sodium hydride.
  • the compound of formula I wherein X and X1 each represent hydrogen may be obtained by reduction of the corresponding compounds of formula I wherein X and X1 represent a second bond between the adjacent carbon atoms, by for example, hydrogenation over a metal catalyst such as palladium supported on charcoal.
  • the compounds of formula I may be used to combat and control infestations of insect pests and also other invertebrate pests, for example, acarine pests.
  • insect and acarine pests which may be combated and controlled by the use of the invention compounds include those pests associated with agriculture (which term includes the growing of crops for food and fibre products, horticulture and animal husbandry), forestry, the storage of products of vegetable origin, such as fruit, grain and timber, and also those pests associated with the transmission of diseases of man and animals.
  • compositions which include in addition to the insecticidally active ingredient or ingredients of formula I suitable inert diluent or carrier materials, and/or surface active agents.
  • the compounds of the invention may be the sole active ingredient of the composition or they may be admixed with one or more additional active ingredients such as insecticides, insecticide synergists, herbicides, fungicides or plant growth regulators where appropriate.
  • Suitable additional active ingredients for inclusion in admixture with the compounds of the invention may be compounds which will broaden the spectrum of activity of the compounds of the invention or increase their persistence at the locus of the pest. They may synergise the activity of the compounds of the invention or complement the activity for example by increasing the speed of effect, improving knockdown or overcoming repellency. Additionally multi-component mixtures of this type may help to overcome or prevent the development of resistance to individual components.
  • insecticide herbicide or fungicide included in the mixture will depend upon its intended utility and the type of complementary action required.
  • suitable insecticides include the following :
  • insecticides having particular targets may be employed in the mixture if appropriate for the intended utility of the mixture.
  • selective insecticides for particular crops for example stemborer specific insecticides for use in rice such as cartap or buprofezin, can be employed.
  • insecticides specific for particular insect species/stages for example ovolarvicides such as clofentazine, flubenzimine, hexythiazox and tetradifon, motilicides such as dicofol or propargite, acaricides such as bromopropylate, chlorobenzilate, or insect growth regulators such as hydramethylon, cyromazin, methoprene, chlorofluazuron and diflubenzuron may also be included in the compositions.
  • ovolarvicides such as clofentazine, flubenzimine, hexythiazox and tetradifon
  • motilicides such as dicofol or propargite
  • acaricides such as bromopropylate, chlorobenzilate
  • insect growth regulators such as hydramethylon, cyromazin, methoprene, chlorofluazuron and diflubenzuron
  • suitable insecticide synergists for use in the compositions include piperonyl butoxide, sesamex, and dodecyl imidazole.
  • Suitable herbicides, fungicides and plant growth regulators for inclusion in the compositions will depend upon the intended target and the effect required.
  • An example of a rice selective herbicide which can be included is propanil, an example of a plant growth regulator for use in cotton is "Pix", and examples of fungicides for use in rice include blasticides such as blasticidin-S.
  • the choice of other ingredients to be used in mixture with the active ingredient will often be within the normal skill of the formulator, and will be made from known alternatives depending upon the total effect to be achieved.
  • the ratio of the compound of the invention to any other active ingredient in the composition will depend upon a number of factors including the type of insect pests to be controlled, and the effects required from the mixture. However in general, the additional active ingredient of the composition will be applied at about the rate it would usually be employed if used on its own, or at a lower rate if synergism occurs.
  • compositions may be in the form of dusting powders wherein the active ingredient is mixed with a solid diluent or carrier, for example kaolin, bentonite, kieselguhr, or talc, or they may be in the form of granules, wherein the active ingredient is absorbed in a porous granular material, for example pumice.
  • a solid diluent or carrier for example kaolin, bentonite, kieselguhr, or talc
  • granules wherein the active ingredient is absorbed in a porous granular material, for example pumice.
  • compositions may be in the form of liquid preparations to be used as dips or sprays, which are generally aqueous dispersions or emulsions of the active ingredient in the presence of one or more known wetting agents, dispersing agents or emulsifying agents (surface active agents).
  • Wetting agents, dispersing agents and emulsifying agents may be of the cationic, anionic or non-ionic type.
  • Suitable agents of the cationic type include, for example, quaternary ammonium compounds, for example cetyltrimethyl ammonium bromide.
  • Suitable agents of the anionic type include, for example, soaps, salts of aliphatic monoesters or sulphuric acid, for example sodium lauryl sulphate, salts of sulphonated aromatic compounds, for example sodium dodecylbenzenesulphonate, sodium, calcium or ammonium lignosulphonate, or butylnaphthalene sulphonate, and a mixture of the sodium salts of diisopropyl- and triisopropylnaphthalene sulphonates.
  • Suitable agents of the non-ionic type include, for example, the condensation products of ethylene oxide with fatty alcohols such as oleyl alcohol or cetyl alcohol, or with alkyl phenols such as octyl phenol, nonyl phenol and octyl cresol.
  • Other non-ionic agents are the partial esters derived from long chain fatty acids and hexitol anhydrides, the condensation products of the said partial esters with ethylene oxide, and the lecithins.
  • compositions may be prepared by dissolving the active ingredient in a suitable solvent, for example, a ketonic solvent such as diacetone alcohol, or an aromatic solvent such as trimethylbenzene and adding the mixture so obtained to water which may contain one or more known wetting, dispersing or emulsifying agents.
  • a suitable solvent for example, a ketonic solvent such as diacetone alcohol, or an aromatic solvent such as trimethylbenzene and adding the mixture so obtained to water which may contain one or more known wetting, dispersing or emulsifying agents.
  • Suitable organic solvents are dimethyl formamide, ethylene dichloride, isopropyl alcohol, propylene glycol and other glycols, diacetone alcohol, toluene, kerosene, white oil, methylnaphthalene, xylenes and trichloroethylene, N-­methyl-2-pyrrolidone and tetrahydrofurfuryl alcohol (THFA).
  • compositions which are to be used in the form of aqueous dispersions or emulsions are generally supplied in the form of a concentrate containing a high proportion of the active ingredient or ingredients, the said concentrate to be diluted with water before use.
  • These concentrates are often required to withstand storage for prolonged periods and after such storage, to be capable of dilution with water to form aqueous preparations which remain homogenous for a sufficient time to enable them to be applied by conventional spray equipment.
  • the concentrates may contain l0-85% by weight of the active ingredient or ingredients.
  • When diluted to form aqueous preparations such preparations may contain varying amounts of the active ingredient depending upon the purpose for which they are to be used.
  • an aqueous preparation containing between 0.000l% and 0.l% by weight of the active ingredient is particularly useful.
  • compositions are applied to the pests, to the locus of the pests, to the habitat of the pests, or to growing plants liable to infestation by the pests, by any of the known means of applying pesticidal compositions, for example, by dusting or spraying.
  • compositions of the invention are very toxic to wide varieties of insect and other invertebrate pests, including, for example, the following: Myzus persicae (aphids) Aphis fabae (aphids) Megoura viceae (aphids) Aedes aegypti (mosquitoes) Dysdercus fasciatus (capsids) Musca domestica (houseflies) Pieris brassicae (white butterfly, larvae) Plutella maculipennis (diamond back moth, larvae) Phaedon cochleariae (mustard beetle) Tetranychus cinnabarinus (carmine spider mite) Tetranychus urticae (red spider mites) Aonidiella spp.
  • Trialeuroides spp. (white flies) Blattella germanica (cockroaches) Spodoptera littoralis (cotton leaf worm) Heliothis virescens (tobacco budworms) Chortiocetes terminifera (locusts) Diabrotica spp. (rootworms) Agrotis spp. (cutworms) Chilo partellus (maize stem borers) Nilaparvata lugens (plant hoppers)
  • the compounds of formula I and compositions comprising them have shown themselves to be particularly useful in controlling pests of maize and rice such as Chilo (stem borers) as well as lepidopteran pests of cotton, for example Spodoptera spp. and Heliothis spp.
  • Some of the compounds are particularly useful for the control of insect pests of rice because they show high levels of activity against rice pests such as Chilo sp. and Nilaparvata sp. at rates which are not toxic to fish, thus enabling their use in paddy rice where fish are cultivated in the paddy.
  • This Example illustrates the preparation of l-­hydroxymethyl-l-(3-phenoxybenzyloxymethyl)cyclopropane.
  • This Example illustrates the preparation of 2,2-­dimethyl-3-(3-phenoxybenzyloxy)propan-l-ol.
  • This Example illustrates the preparation of 2-ethyl-­2-methyl-3-(3-phenoxybenzyloxy)propan-l-ol.
  • This Example illustrates the preparation of 2,2-­dimethyl-3-(4-fluoro-3-phenoxybenzyloxy)propan-l-ol.
  • This Example illustrates the preparation of 2,2-­dimethyl-3-(3-phenoxybenzyloxy)propan-l-al.
  • This Example illustrates the preparation of 2-ethyl-­2-methyl-3-(3-phenoxybenzyloxy)propan-l-al.
  • This Example illustrates the preparation of l-formyl-­l-(3-phenoxybenzyloxymethyl)cyclopropane.
  • This Example illustrates the preparation of 2,2-­dimethyl-3-(4-fluoro-3-phenoxybenzyloxy)propan-l-al.
  • This Example illustrates the preparation of 3,3-­dimethyl-4-(4-fluoro-3-phenoxybenzyloxy)but-l-ene.
  • Methyltriphenylphosphonium bromide (3g) was added in Portions to a stirred suspension of potassium t -butoxide (0.92g) in dry diethyl ether (25 cm3), and the resultant mixture stirred for 30 minutes after which a solution of 2,2-dimethyl-3-(4-fluoro-3-phenoxybenzyloxy)propan-l-al (2.5g) in diethyl ether (25 cm3) was added to the mixture.
  • This Example illustrates the preparation of 4-fluoro­benzyltriphenylphosphonium bromide.
  • This Example illustrates the preparation of 4-ethoxy­benzyl chloride.
  • This Example illustrates the preparation of 3,3-­dimethyl-l-(4-fluorophenyl)-4-(4-fluoro-3-phenoxy­benzyloxy)but-l-ene.
  • 4-Fluorobenzyltriphenylphosphonium bromide (0.79g) was added in small portions to a stirred suspension of potassium t -butoxide (0.2g) in dry diethylether (4.0 cm3) and the resultant mixture stirred for 30 minutes after which a solution of 2,2-dimethyl-3-(4-fluoro-3-phenoxy­benzyloxy)propan-l-al (0.5g) in diethyl ether (4.0 cm3) was added to the mixture.
  • This Example illustrates the preparation of 3,3-­dimethyl-l-(4-trifluoromethylphenyl)-4-(3-phenoxybenzyl­oxy)but-l-ene.
  • a suspension of sodium hydride (0.lg) in dry dimethylsulphoxide (l5 cm3) was heated to 65°C for a period of l1 ⁇ 2 hours. After cooling to the ambient temperature (ca. 25°C) 4-trifluoromethylphenyltriphenyl­phosphonium bromide (l.75g) was added in portions, and the mixture was stirred for a further hour.
  • a solution of 2,2-dimethyl-3-(3-phenoxybenzyloxy)propan-l-al in dimethylsulphoxide (l5 cm3) was then added, and after stirring for 2 hours, the reaction mixture was poured into water and extracted into ethylacetate.
  • This Example illustrates the preparation of 3,3-­dimethyl-l-(4-methoxyphenyl)-4-(4-fluoro-3-phenoxybenzyl­oxy)but-l-ene.
  • This Example illustrates the preparation of 3,3-­dimethyl-l-(4-chlorophenyl)-4-(3-phenoxybenzyloxy)butane.
  • This Example illustrates the insecticidal properties of the Products of this invention.
  • the activity of the Product was determined using a variety of insect pests.
  • the Product was used in the form of liquid preparations containing 500 or l00 parts per million (ppm) by weight of the Product.
  • the preparations were made by dissolving the Product in acetone and diluting the solutions with water containing 0.0l% by weight of a wetting agent sold under the trade name "LISSAPOL” NX until the liquid preparations contained the required concentration of the Product.
  • "Lissapol” is a Registered Trade Mark.
  • test procedure adopted with regard to each pest was basically the same and comprised supporting a number of the pests on a medium which was usually a host plant or a foodstuff on which the pests feed, and treating either or both the pests and the medium with the preparations.
  • the mortality of the pests was then assessed at periods usually varying from one to three days after the treatment.
  • results of the tests are given in Table IV for each of the Products, at the rate in parts per million given in the second column as a grading of mortality designated as A, B or C wherein A indicates 80-l00% mortality or knockdown, B indicates 50-79% mortality or knockdown and C indicates less than 50% mortality or knockdown.
  • Table IV the pest organism used is designated by a letter code and the pests species, the support medium or food, and the type and duration of test is given in Table III.

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • Plant Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Agronomy & Crop Science (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
EP86306586A 1985-09-23 1986-08-26 Ethers insecticides Expired - Lifetime EP0220810B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT86306586T ATE53831T1 (de) 1985-09-23 1986-08-26 Insektizide aether.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB858523464A GB8523464D0 (en) 1985-09-23 1985-09-23 Insecticidal alkenes
GB8523464 1985-09-23

Publications (2)

Publication Number Publication Date
EP0220810A1 true EP0220810A1 (fr) 1987-05-06
EP0220810B1 EP0220810B1 (fr) 1990-05-02

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EP86306586A Expired - Lifetime EP0220810B1 (fr) 1985-09-23 1986-08-26 Ethers insecticides

Country Status (19)

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US (1) US4705900A (fr)
EP (1) EP0220810B1 (fr)
JP (1) JPS6272642A (fr)
CN (1) CN1016336B (fr)
AP (1) AP28A (fr)
AT (1) ATE53831T1 (fr)
AU (1) AU6259386A (fr)
BR (1) BR8604472A (fr)
DE (1) DE3670837D1 (fr)
ES (1) ES2001980A6 (fr)
GB (2) GB8523464D0 (fr)
GR (1) GR862392B (fr)
HU (1) HU202054B (fr)
IL (1) IL79983A (fr)
MY (1) MY100142A (fr)
NZ (1) NZ217451A (fr)
OA (1) OA08414A (fr)
PT (1) PT83413B (fr)
ZA (1) ZA866660B (fr)

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US4788348A (en) * 1987-08-12 1988-11-29 Imperial Chemical Industries Plc Insecticidal alkenes
US4900758A (en) * 1989-05-11 1990-02-13 Ici Americas Inc. Novel insecticides
US5635194A (en) * 1993-11-12 1997-06-03 Shell Oil Company Detergent range ethoxylated alcohols to control black flies

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GB2085006A (en) * 1980-10-09 1982-04-21 Mitsui Toatsu Chemicals Insecticidal and acaricidal 2-arylethyl ether or thioether derivatives
DE3317908A1 (de) * 1982-05-18 1983-12-22 Mitsui Toatsu Chemicals, Inc., Tokyo Neue aromatische alkanderivate, verfahren zu ihrer herstellung und solch ein derivat als aktiven bestandteil enthaltende insektizide und akarizide mittel
GB2131424A (en) * 1982-10-19 1984-06-20 Mitsui Toatsu Chemicals Production of 3-phenoxybenzyl 2-(4-alkoxyphenyl)-2-methylpropyl ethers
EP0125204A1 (fr) * 1983-04-12 1984-11-14 Ciba-Geigy Ag Ethers 3-phénoxybenzyl (2-phényl-2,2-alkylène-éthyl), procédé pour leur préparation et leur utilisation comme pesticides
EP0124369A1 (fr) * 1983-04-28 1984-11-07 Imperial Chemical Industries Plc Dérivés du phénol
JPS59225135A (ja) * 1983-06-06 1984-12-18 Sumitomo Chem Co Ltd エ−テル誘導体、その製造法およびそれを有効成分とする殺虫、殺ダニ剤

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PT83413B (pt) 1989-05-12
DE3670837D1 (de) 1990-06-07
PT83413A (en) 1986-10-01
IL79983A (en) 1992-05-25
AU6259386A (en) 1987-03-26
GR862392B (en) 1986-11-18
JPS6272642A (ja) 1987-04-03
ZA866660B (en) 1987-05-27
US4705900A (en) 1987-11-10
EP0220810B1 (fr) 1990-05-02
GB8523464D0 (en) 1985-10-30
AP8600043A0 (en) 1986-08-01
AP28A (en) 1988-12-20
HU202054B (en) 1991-02-28
OA08414A (fr) 1988-06-30
ES2001980A6 (es) 1988-07-01
GB2180838B (en) 1989-09-06
CN86106692A (zh) 1987-03-18
ATE53831T1 (de) 1990-06-15
GB8620645D0 (en) 1986-10-01
HUT41593A (en) 1987-05-28
GB2180838A (en) 1987-04-08
IL79983A0 (en) 1986-12-31
MY100142A (en) 1990-01-18
NZ217451A (en) 1989-10-27
BR8604472A (pt) 1987-05-19
CN1016336B (zh) 1992-04-22

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